/Engine/Source/Editor/Experimental/EditorInteractiveToolsFramework/Public/EdModeInteractiveToolsContext.h
Configuration functions Configure whether Render() should early-out for HitProxy rendering passes. If the Mode does not use HitProxy, and the Tools/Gizmos have expensiveRender()calls, this can help with interactive performance.
void SetEnableRenderingDuringHitProxyPass ( bool bEnabled )